Alexa ranks are made up by the amount of traffic your website gets, but it only counts the views of people using the Alexa toolbar.
So it's not that exact. Don't vorry too much about your Alexa rank, but more about your actual traffic.

I could only think of doing it one way myself
Go to google or which ever search engine you use and simply search for the keyword phrases of yourself or your competitors (it's not hard to figure them out).
Once you've searched a phrase you'll be able to not down all/anyone doing PPC on those keywords and if they pose a potential threat as...

Alexa ranks are made up by the amount of traffic your website gets, but it only counts the views of people using the Alexa toolbar.
So it's not that exact. Don't vorry too much about your Alexa rank, but more about your actual traffic.

I could only think of doing it one way myself
Go to google or which ever search engine you use and simply search for the keyword phrases of yourself or your competitors (it's not hard to figure them out).
Once you've searched a phrase you'll be able to not down all/anyone doing PPC on those keywords and if they pose a potential threat as...